Question 1

Which of the following was part of the vital force theory?

Accepted Answer

A)  The compounds found in living things are just like those found in the non-living world. 
B)  The compounds found in living things are interesting, but can easily be produced in the laboratory. 
C)  The compounds found in living things can not be produced in the laboratory. 
A)  The compounds found in living things are just like those found in the non-living world. 
B)  The compounds found in living things are interesting, but can easily be produced in the laboratory. 
C)  The compounds found in living things can not be produced in the laboratory.

Question 2

All of the following bonds are important in biomolecules,except:

Accepted Answer

A)  C-Cl 
B)  C-H 
C)  C-N 
D)  O-H 
E)  O-P 
A)  C-Cl 
B)  C-H 
C)  C-N 
D)  O-H 
E)  O-P

Question 3

Which is not a property of ribosomes?

Accepted Answer

A)  They are an assembly of polypeptides and RNA. 
B)  They are found in both prokaryotic and eukaryotic cells. 
C)  They function as agents in the biosynthesis of proteins. 
D)  They are found in the cytoplasm and smooth endoplasmic reticulum. 
E)  All of these statements are true about ribosomes. 
A)  They are an assembly of polypeptides and RNA. 
B)  They are found in both prokaryotic and eukaryotic cells. 
C)  They function as agents in the biosynthesis of proteins. 
D)  They are found in the cytoplasm and smooth endoplasmic reticulum. 
E)  All of these statements are true about ribosomes.

Question 4

A catalyst

Accepted Answer

A)  increases the rate of a chemical reaction 
B)  increases the amount of product obtained in a chemical reaction 
C)  decreases the amount of product obtained in a chemical reaction 
D)  none of the above 
A)  increases the rate of a chemical reaction 
B)  increases the amount of product obtained in a chemical reaction 
C)  decreases the amount of product obtained in a chemical reaction 
D)  none of the above

Question 5

Which of the following statements about eukaryotic nuclei is FALSE?

Accepted Answer

A)  They are separated from the rest of the cell by a single membrane. 
B)  They contain RNA. 
C)  They contain chromatin. 
D)  They play a role in genetics. 
A)  They are separated from the rest of the cell by a single membrane. 
B)  They contain RNA. 
C)  They contain chromatin. 
D)  They play a role in genetics.

Question 6

Which cell component contains many hydrolytic enzymes?

Accepted Answer

A)  Nucleus 
B)  Lysosome 
C)  Rough Endoplasmic Reticulum 
D)  Chloroplast 
E)  Mitochondrion 
A)  Nucleus 
B)  Lysosome 
C)  Rough Endoplasmic Reticulum 
D)  Chloroplast 
E)  Mitochondrion

Question 7

Cell walls

Accepted Answer

A)  occur in plants and bacteria 
B)  occur in plants and animals 
C)  occur only in plants 
D)  occur only in bacteria 
A)  occur in plants and bacteria 
B)  occur in plants and animals 
C)  occur only in plants 
D)  occur only in bacteria

Question 8

The following cellular component is characteristic of eukaryotic cells:

Accepted Answer

A)  Nucleus 
B)  Ribosomes 
C)  Chloroplasts 
D)  Mitochondria 
E)  More than one of these is characteristic of eukaryotic cells. 
A)  Nucleus 
B)  Ribosomes 
C)  Chloroplasts 
D)  Mitochondria 
E)  More than one of these is characteristic of eukaryotic cells.

Question 9

Which of the following functional groups are not commonly seen in biomolecules?

Accepted Answer

A)  Alkyl halides 
B)  Amides 
C)  Carboxylic acids 
D)  Ethers 
E)  Phosphate esters 
A)  Alkyl halides 
B)  Amides 
C)  Carboxylic acids 
D)  Ethers 
E)  Phosphate esters

Question 10

How do the molecules that play a role in living cells compare to those encountered in organic chemistry?

Accepted Answer

A)  They are the same, just operating in a different context. 
B)  Biological molecules are organic molecules, but the similarity ends there. 
C)  Biological molecules aren't similar to organic molecules at all. 
D)  Biology isn't based on molecules at all, but a "vital force". 
A)  They are the same, just operating in a different context. 
B)  Biological molecules are organic molecules, but the similarity ends there. 
C)  Biological molecules aren't similar to organic molecules at all. 
D)  Biology isn't based on molecules at all, but a "vital force".

Question 11

Which of the following statements about eukaryotic mitochondria is TRUE?

Accepted Answer

A)  They play a role in genetics. 
B)  They are the site of photosynthesis in green plants. 
C)  They have an inner and an outer membrane. 
D)  They only occur in animals, not plants. 
A)  They play a role in genetics. 
B)  They are the site of photosynthesis in green plants. 
C)  They have an inner and an outer membrane. 
D)  They only occur in animals, not plants.

Question 12

Which of these kingdoms includes only prokaryotic organisms?

Accepted Answer

A)  Animals 
B)  Fungi 
C)  Monera 
D)  Plants 
E)  Protista 
A)  Animals 
B)  Fungi 
C)  Monera 
D)  Plants 
E)  Protista

Question 13

The genetic code

Accepted Answer

A)  determines the order of sugars in a polysaccharide 
B)  has no effect on the sequence of amino acids in proteins 
C)  is the means by which the "blueprint" for living organisms is passed from one generation to the next 
D)  cannot be understood by currently available experimental methods 
A)  determines the order of sugars in a polysaccharide 
B)  has no effect on the sequence of amino acids in proteins 
C)  is the means by which the "blueprint" for living organisms is passed from one generation to the next 
D)  cannot be understood by currently available experimental methods

Question 14

Which of the following is not a subcellular organelle?

Accepted Answer

A)  nucleus 
B)  mitochondrion 
C)  endoplasmic reticulum 
D)  cytoskeleton 
A)  nucleus 
B)  mitochondrion 
C)  endoplasmic reticulum 
D)  cytoskeleton

Question 15

All of the following features are common to all living organisms,except:

Accepted Answer

A)  Biomolecules 
B)  Metabolic pathways 
C)  Cellular structures 
D)  DNA sequences 
E)  RNA molecules 
A)  Biomolecules 
B)  Metabolic pathways 
C)  Cellular structures 
D)  DNA sequences 
E)  RNA molecules

Question 16

The heat of a reaction at constant pressure is

Accepted Answer

A)  its change in entropy. 
B)  its change in enthalpy. 
C)  its change in free energy. 
D)  its spontaneity. 
A)  its change in entropy. 
B)  its change in enthalpy. 
C)  its change in free energy. 
D)  its spontaneity.

Question 17

Which of the following is NOT a Functional Group

Accepted Answer

A)  Amino group 
B)  Protein 
C)  Alcohol group 
D)  Carbonyl group 
A)  Amino group 
B)  Protein 
C)  Alcohol group 
D)  Carbonyl group

Question 18

Rank the following levels of structural organization in terms of size from smallest to biggest:

Accepted Answer

A)  atoms < molecules < organelles < cells < organs 
B)  atoms < organelles < molecules < cells < organs 
C)  atoms < molecules < cells < organelles < organs 
D)  molecules < atoms < organelles < cells < organs 
E)  atoms < molecules < organelles < organs < cells 
A)  atoms < molecules < organelles < cells < organs 
B)  atoms < organelles < molecules < cells < organs 
C)  atoms < molecules < cells < organelles < organs 
D)  molecules < atoms < organelles < cells < organs 
E)  atoms < molecules < organelles < organs < cells

Question 19

According to the big bang theory of the creation of the universe,

Accepted Answer

A)  the universe has been getting cooler since its beginning 
B)  the initial explosion caused the creation of all of the elements of the periodic table 
C)  carbon is the most abundant element in the universe 
D)  the earth could be no older than 1 billion years 
A)  the universe has been getting cooler since its beginning 
B)  the initial explosion caused the creation of all of the elements of the periodic table 
C)  carbon is the most abundant element in the universe 
D)  the earth could be no older than 1 billion years

Question 20

Which of following provides evidence for the endosymbiotic theory describing the origin of mitochondria & chloroplasts?

Accepted Answer

A)  These organelles have their own nuclei. 
B)  These organelles have their own endoplasmic reticulum. 
C)  These organelles have their own lysosomes. 
D)  These organelles have their own DNA. 
A)  These organelles have their own nuclei. 
B)  These organelles have their own endoplasmic reticulum. 
C)  These organelles have their own lysosomes. 
D)  These organelles have their own DNA.

Exam 1: Biochemistry and the Organization of Cells

Which of the following was part of the vital force theory?

All of the following bonds are important in biomolecules,except:

Which is not a property of ribosomes?

A catalyst

Which of the following statements about eukaryotic nuclei is FALSE?

Which cell component contains many hydrolytic enzymes?

Cell walls

The following cellular component is characteristic of eukaryotic cells:

Which of the following functional groups are not commonly seen in biomolecules?

How do the molecules that play a role in living cells compare to those encountered in organic chemistry?

Which of the following statements about eukaryotic mitochondria is TRUE?

Which of these kingdoms includes only prokaryotic organisms?

The genetic code

Which of the following is not a subcellular organelle?

All of the following features are common to all living organisms,except:

The heat of a reaction at constant pressure is

Which of the following is NOT a Functional Group

Rank the following levels of structural organization in terms of size from smallest to biggest:

According to the big bang theory of the creation of the universe,

Which of following provides evidence for the endosymbiotic theory describing the origin of mitochondria & chloroplasts?

Water: The Solvent for Biochemical Reactions

Amino Acids and Peptides

The Three-Dimensional Structure of Proteins

Protein Purification and Characterization Techniques

The Behavior of Proteins: Enzymes

The Behavior of Proteins: Enzymes, Mechanisms, and Control

Lipids and Proteins Are Associated in Biological Membranes

Nucleic Acids: How Structure Conveys Information

Biosynthesis of Nucleic Acids: Replication

Transcription of the Genetic Code: Biosynthesis of Rna

Protein Synthesis: Translation of the Genetic Message

Nucleic Acid Biotechnology Techniques

Viruses, Cancer, and Immunology

The Importance of Energy Changes and Electron Transfer in Metabolism

Carbohydrates

Glycolysis

Storage Mechanisms and Control in Carbohydrate Metabolism

The Citric Acid Cycle

Electron Transport and Oxidative Phosphorylation

Lipid Metabolism

Photosynthesis

The Metabolism of Nitrogen

Integration of Metabolism: Cellular Signaling

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